hi<br><br>you could also check a more recent method review : <a href="http://www.mdpi.com/2072-4292/2/11/2629/">http://www.mdpi.com/2072-4292/2/11/2629/</a><br><br>regards<br>Nicolas david<br><br><div class="gmail_quote">2011/3/4 Ruiz Garcia, Antoni <span dir="ltr"><<a href="mailto:antonio.ruiz@icc.cat">antonio.ruiz@icc.cat</a>></span><br>
<blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;"><div link="blue" vlink="purple" lang="CA"><div><p class="MsoNormal"><span style="color: rgb(31, 73, 125);">Francesco: </span></p>
<p class="MsoNormal"><span style="color: rgb(31, 73, 125);"> </span></p><p class="MsoNormal"><span style="color: rgb(31, 73, 125);">This is a good paper where you will find the references to main algorithms:</span></p><p class="MsoNormal">
<span style="color: rgb(31, 73, 125);"> </span></p><p class="MsoNormal"><span style="color: rgb(31, 73, 125);">G Sithole, G Vosselman. Comparison of Filtering Algorithms.- Proceedings of the ISPRS working group III/3, 2003</span></p>
<p class="MsoNormal"><span style="font-size: 11pt; color: rgb(31, 73, 125);"> </span></p><p class="MsoNormal"><span style="font-size: 11pt; color: rgb(31, 73, 125);"><a href="http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.155.1855&rep=rep1&type=pdf" target="_blank">http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.155.1855&rep=rep1&type=pdf</a></span></p>
<p class="MsoNormal"><span style="color: rgb(31, 73, 125);"> </span></p><p class="MsoNormal"><span style="color: rgb(31, 73, 125);">Regards,</span></p><p class="MsoNormal"><span style="color: rgb(31, 73, 125);"> </span></p>
<p class="MsoNormal"><span style="color: rgb(31, 73, 125);">Antonio </span></p><p class="MsoNormal"><span style="color: rgb(31, 73, 125);"> </span></p><p class="MsoNormal"><span style="color: rgb(31, 73, 125);"> </span></p>
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